public class Test {
    public static void main(String[] args) {
        int a = 5;
        int b = 9;
        System.out.println(a=b);
    }

    public static void main3(String[] args) {
        String str1 = "Hello ";
        String str2 = "bit";
        System.out.println(str1 + str2);
    }

    public static void main2(String[] args) {
        byte a = 10;
        byte b = 20;
        //byte c = (byte)a+b;
        int c = a+b;
        System.out.println();
    }

    public static void main1(String[] args) {
        int a = 10;
        long b = 20;
        int c = (int)(a+b);
        long w = a+b;
        System.out.println(w);
    }

    public static void func1(String[] args) {
        int a = 10;
        long b = 20L;
        //b = a;
        a = (int)b;
        System.out.println(a);
        float f = 12.5f;
        double d = 89.9;
        f = (float)d;
        System.out.println(f);
        byte g = (byte)128;
        System.out.println(g);

    }
}
